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发明名称
UNA DISPOSICIoN DE CIRCUITO EN CONTRAFASE PARA DESMODULACIoN DE FRECUENCIA O COMPARACIoN DE FASE
摘要
申请公布号
ES241704(A1)
申请公布日期
1958.11.16
申请号
ES19040002417
申请日期
1958.05.03
申请人
PHILIPS'GLOEILAMPENFABRIEKEN, N. V.
发明人
分类号
(IPC1-7):H03
主分类号
(IPC1-7):H03
代理机构
代理人
主权项
地址
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